HIOKI E E CORPORATION

Established in 1935, HIOKI E E CORPORATION  has grown to become a world leader in providing consistent delivery of test and measuring instruments through advanced design, manufacturing, sales and services. By offering over 200 main products characterized by safety and quality while meeting an expansive range of applications, we aim to contribute to the efficiency and value of our customers’ work in research and development, production and electrical maintenance.

 

HIOKI is used for testing of electronic circuit boards and boards with embedded active and passive devices, development of transport-related equipment and monitoring to detect equipment malfunctions, testing of electronic components and evaluation of the quality of energy-saving equipment and power supplies and maintenance and inspection of electrical work and equipment.HIOKI E E CORPORATION Electrical measuring instruments, known as the “mother tools” of industry, play an essential role in research and development, manufacturing, maintenance, and service. It comprise four product groups: automatic test equipment, data recording equipment, electronic measuring instruments, and field measuring instruments used in a broad range of industries and fields, from maintenance and inspection of electrical work and equipment to testing of electronic components used in smart phones and computers and development of electric vehicles and solar power generation technologies.

 

HIOKI Power Quality Analyzers (PQA); Insulation Testing; Data Acquisition Recorders; Power Demand Meters; Data Loggers; AM Meters; Volt Meters; Clamp-On; Digital Multimeters; Meters; Testers; Field Use Measurement Instruments; Electronic Measurement Instruments; Recorders and Automatic Test Equipment.                           download (8)

General Catalog: Electrical Measuring Instruments 2018 (64.5MB)

Short Form Catalog

Catalog: Short Form Catalog (4.7MB)

Catalog: 2018 Field Measuring Instruments (43.5MB)

Hioki CLAMP METER Series Catalog

Hioki Clamp Meter Series Catalog

Showing 1–16 of 18 results


  • The Hioki 3269 Power Supply is a four-channel unit designed to provide stable power to Hioki flat bandwidth AC/DC current probes, including the 3273-50 to 3276 series, CT6700, and CT610 series. It enables accurate current measurement output for Memory HiCorders, oscilloscopes, and other data acquisition instruments.

    Key Features

    • Supplies power to Hioki current probes 3273-50 to 3276, CT6700, CT610 series
    • Four-channel power output for multi-probe setups
    • Compatible with Memory HiCorders and oscilloscopes
    • Output voltage: ±12 V ±0.5 V, maximum 2.5 A (total of all channels)
    • Compact and lightweight design: 80 × 119 × 200 mm, 1.1 kg
    • Wide AC input range: 100–240 V AC, 50/60 Hz, 170 VA max
    • Simple integration into data acquisition setups
    • Note: Requires compatible current sensor to operate

  • The Digital Multimeter DT4281 is Hioki’s flagship high precision multimeter, engineered for advanced electrical and power system testing. Featuring a 60000 count display, true RMS measurement, and industry leading safety design, it delivers fast, accurate results even in complex and high energy environments.

    Key Features

    • High resolution 60000 count digital multimeter
    • Excellent DC voltage accuracy of ±0.025 percent
    • Wide AC voltage frequency range from 20 Hz to 100 kHz
    • True RMS measurement for accurate readings on distorted waveforms
    • Low pass filter for inverter and harmonic rich signals
    • Clamp sensor based current measurement for enhanced safety
    • Terminal shutter mechanism to prevent incorrect lead insertion
    • Dual display for simultaneous voltage and frequency monitoring
    • CAT IV 600 V and CAT III 1000 V safety rated
    • Designed and manufactured in Japan with 3 year warranty

     

  • The DM7275 Precision DC Voltmeter is a high stability 7 and a half digit DC voltmeter designed to bridge the gap between research environments and high volume production lines. With a guaranteed one year accuracy of 20 ppm, it delivers reliable and repeatable measurements for lithium ion batteries, advanced capacitors, and next generation electronic components.

    Key Features

    • 7 and a half digit DC voltage measurement
    • 1 year guaranteed 20 ppm accuracy
    • Ideal for R and D and production line testing
    • Capacitance contact check using built in C monitor
    • Fully automatic self calibration for long term stability
    • Resistant to temperature fluctuations
    • Simultaneous voltage and temperature measurement
    • Temperature compensated voltage display
    • Built in EXT I O, LAN, and USB interfaces
    • Optional GP IB or RS 232C communication models
    • Built in variable power supply for global production use

     

  • The DM7275 Precision DC Voltmeter provides 7½-digit resolution and 20 ppm accuracy, making it perfect for R&D, production lines, and high-precision battery testing. Its advanced contact check, temperature compensation, and multiple connectivity options ensure reliable measurement for lithium-ion batteries, EV components, and next-generation devices.

    Key Features

    • High-accuracy 7½-digit DC voltmeter with 20 ppm (0.002%) guaranteed accuracy
    • Built-in capacitance contact check for maximum measurement reliability
    • Temperature compensation converts voltage to standard temperature values
    • Fully automatic self-calibration for long-term stability
    • Built-in EXT I/O, LAN, USB, GP-IB (DM7275-02), and RS-232C (DM7275-03)
    • Supports R&D and production line environments worldwide
    • Simultaneous measurement of temperature and voltage
    • Ideal for Li-ion batteries, EV components, and electrical double-layer capacitors

     

  • The DM7276 Precision DC Voltmeter is a 7 and a half digit high accuracy instrument designed for ultra precise DC voltage measurement. With industry leading 9 ppm accuracy, it is ideal for lithium ion battery aging tests, capacitor evaluation, and next generation energy device development.

    Key Features

    • 7 and a half digit precision with 9 ppm accuracy
    • Designed for lithium ion battery aging and evaluation
    • Built in capacitance contact check for reliable measurements
    • Fully automatic self calibration for long term stability
    • Resistant to temperature fluctuations and environmental changes
    • Simultaneous voltage and temperature measurement
    • Temperature compensated voltage display
    • Supports global production with variable power supply
    • Built in EXT I O, LAN, and USB interfaces
    • Optional GP IB or RS 232C communication models

     

  • The DMM Station MR8990 combined with the MR8740 or MR8741 Memory HiCorder delivers high precision, simultaneous DC voltage measurement across up to 32 channels. Designed for capturing minute voltage fluctuations, this system is ideal for advanced sensor analysis, battery testing, and automotive electronics evaluation.

    Key Features

    • High precision DC voltage measurement using DVM Unit MR8990
    • Simultaneous sampling across multiple channels
    • Supports up to 32 channels with expandable configuration
    • Measures minute voltage fluctuations with high resolution
    • Accuracy of ±0.01 percent with 1.2 million count resolution
    • High speed sampling up to 500 samples per second
    • Isolated inputs for enhanced safety and signal integrity
    • Suitable for battery, sensor, and automotive testing
    • Rack mountable system for laboratory and production use
    • Compatible only with MR8740 and MR8741 Memory HiCorders

     

  • Hioki Digital Multimeter DT4282 is designed for professionals who demand high accuracy, reliability, and safety in every measurement.

    Key Features:

    • High-precision 60,000-count, 5-digit display for detailed readings.
    • Exceptional ±0.025% DC voltage accuracy for laboratory-grade results.
    • Wide AC voltage frequency range (20 Hz–100 kHz) for diverse applications.
    • Built-in low-pass filter to eliminate high harmonic noise.
    • Direct 10 A input ideal for high-current measurements.
    • Dual display shows voltage and frequency simultaneously.
    • Terminal shutter mechanism enhances operator safety.
    • Rated CAT IV 600 V / CAT III 1000 V for secure operation in demanding environments.

     

  • The Hioki DT4261 Digital Multimeter is a professional-grade tool that enhances field analysis, safety, and efficiency. Built for electrical engineers and maintenance professionals, it combines exceptional measurement accuracy, advanced safety features, and wireless connectivity for smart data handling.

    Key Features:

    • True RMS measurement for accurate readings
    • CAT IV 600 V / CAT III 1000 V safety rating
    • Wireless connectivity with optional Z3210 adapter
    • Excel® Direct Input Function for instant data transfer
    • Terminal shutters prevent incorrect lead insertion
    • Fuse check and automatic AC/DC voltage detection
    • Harmonic measurement up to the 30th order with GENNECT Cross
    • IP54 dust and water resistance
    • Drop-proof design (1-meter concrete drop protection)
    • Wide temperature range: -25°C to 65°C

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • The Hioki Earth Tester FT6031-50 is a robust, IP67-rated ground resistance tester designed for fast, precise, and reliable measurements in challenging field environments. Ideal for professional electrical maintenance and safety inspections, it ensures accurate earth resistance testing for all grounding types.

    Key Features:

    • IP67 dustproof and waterproof protection for outdoor use
    • Wireless data transfer with optional Z3210 Adapter
    • Test Class A to D grounds with a single meter
    • Wide measurement range from 0 Ω to 2000 Ω
    • Advanced noise resistance up to 25 V rms
    • Auto power-off and digital display for efficient operation
    • Easy two-pole or three-pole measurement methods
    • Innovative tangle-free cable winder for quick setup and cleanup

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • The Hioki Earth Tester FT6041 is a highly versatile and durable ground resistance tester engineered for precision and performance in any field environment. With IP67 protection, multiple measurement methods, and wireless data transfer capability, it’s ideal for professionals handling complex grounding applications.

    Key Features:

    • Compatible with 2, 3, and 4-pole measurement methods
    • MEC function for testing without disconnecting ground electrodes
    • IP67-rated protection for harsh field environments
    • Measures even on concrete using Earth Nets Module
    • Fast 6-second readings with tangle-free cord rewinding
    • Operates in extreme temperatures from -25°C to 65°C
    • Optional Z3210 adapter enables wireless data transfer
    • Excellent noise resistance with 30 V RMS ground potential tolerance

     

    Select options This product has multiple variants. The options may be chosen on the product page
    Learn More
  • The SM7120 Super Megohm Meter provides rapid, ultra-low current and high-resistance measurement, making it perfect for automated production lines, high-voltage applications, and precise testing of electronic components, EV parts, and insulation materials. Its 2000 V output, exceptional noise resistance, and flexible design ensure reliable, repeatable measurements even in complex environments.

    Key Features

    • 6.4 ms high-speed measurement including contact check
    • Maximum 2000 V output for high-voltage testing
    • 0.1 fA ultra-low current resolution for precise detection
    • 2 × 10¹⁹ Ω maximum display range
    • 300x improved noise resistance for stable results
    • Built-in EXT I/O, RS-232C, GP-IB, and USB connectivity
    • Multipurpose functionality: Electrometer, Picoammeter, IR Meter
    • Ideal for electronic components, EVs, wearables, and insulation testing

     

  • The SM7420 Super Megohm Meter offers ultra-low current measurement with 4-channel simultaneous testing, making it ideal for automated production lines and high-precision inspection of passive components like capacitors and filters. Its advanced noise resistance, channel-independent contact checks, and multiple connectivity options ensure accurate, repeatable, and high-speed performance for mass production.

    Key Features

    • Four-channel ultra-low current measurement with 0.1 fA resolution
    • Industry-leading noise resistance, 300x better than previous models
    • High-speed testing: 6000 ps/minute for mass production efficiency
    • Channel-independent low-capacitance contact check
    • Built-in EXT I/O, RS-232C, GP-IB, and USB connectivity
    • Ideal for automated MLCC leakage current inspection lines
    • Supports integration into automated production systems

     

  • The SW2001 High Voltage Multiplexer is a durable and reliable solution designed to simplify complex motor testing setups. It allows safe and seamless switching between high voltage testing and 4 terminal low voltage measurements, helping manufacturers improve efficiency, accuracy, and equipment protection across production lines.

    Key Features

    • Consolidates six motor tests into one multiplexer system
    • Enables safe switching between high voltage and low voltage measurements
    • Supports resistance, inductance, surge, hipot, insulation resistance, and partial discharge tests
    • Available in 4, 8, and 16 channel configurations
    • Reduces test time and manual reconnections
    • Protects low voltage instruments from stored energy damage
    • Designed for long service life with high durability relays

     

  • High-speed 20 MS/s (*1), 32-channel, Fully Isolated Memory Recorder for On-site Jobs and R&D

    Key Features:

    • Supports a wide variety of measurements with a total of 17 plug-in modules
    • Generate and record with a single unit
    • Direct 1000 V high voltage input testing
    • High-speed sampling up to 20MS/s (*1) with fully isolated inputs
    • 32 analog channels + 16 logic ch to 20 analog channels + 64 logic ch
    • High-speed sampling with waveform judgement function
    • Soil-resistant construction strong against adverse working environments
    • Big buttons coated to withstand industrial oil and residue
    • Drop-in paper loading and one-touch setup, along with high-speed 50mm/s printing

     

  • Pencil-style Pocket Digital Multimeter for General Electrical Maintenance, Testing and Hobbyists

    Key Features:

    • Test lead and main unit in a single body
    • Overload protection to 600 V at resistance or continuity functions
    • LED light brightly illuminates test points

     

    • Uninterrupted polarity switching function
    • Safety conductor current measurement function
    • Automatic measurement functionality
    • 110% voltage application jack
    • Circuit breaker for device under measurement
    • Save measurement data for 100 devices
    • Improved test reliability
    • Simple, interactive operation
    • Ability to store up to 30 sets of measurement conditions

     


Showing 1–16 of 18 results